PMP资格认证考试-项目时间管理(二)

PMP资格认证考试-项目时间管理(二)(总分：20.00，做题时间：90分钟)一、单项选择题(总题数：20，分数：20.00)1.If task A has seven days of free float and 15 days of total float and the early start date is delayed 5 days, what does this do to the completion date of the project?A) Pushes the finish date out ten days.B) Delays the early start date of the next dependent task five days.C) Allows the project to finish five days earlier.D) The finish date doesn't change.（分数：1.00）A.B.C.D. √解析：由于自由时差和总时差都大于5，所以最早开始时间延迟5天将不影响项目完成。

如果任务A有7天的自由时差和15天的总时差，最早开始时间延迟了5天，这对项目的完成有什么样的影响?A) 将完工期限推迟10天。

B) 推迟下一个相关任务最早开始日期5天的时间。

C) 使项目提前5天完成。

D) 完工时间不变。

2.If Task B has 15 days of free float and 25 days of total float, and the early start date of Task B is delayed 30 days, how is the project affected?A) The next dependent task's start date will be delayed 15 days.B) The duration of the task will be shortened 15 days.C) The completion date of the project will be pushed out 5 days.D) Both A and C.（分数：1.00）A.B.C.D. √解析：如果任务B有15天的自由时差和25天的总时差，并且最早开始时间延迟了30天，对项目有什么影响?A) 下一个相关的任务会延迟15天。

B) 任务会缩短15天完成。

C) 项目会推迟5天完成。

D) A和C。

3.If Task C has 0 days of free float and 0 days of total float, what does this mean to the project?A) The project does not have adequate lead and lag times built in.B) The task is on the critical path.C) The duration of the task should be compressed.D) The dates for the task are not accurate.（分数：1.00）A.B. √C.D.解析：如果任务C具有零天的自由时差和零天的总时差，对项目意味着什么?A) 项目不具有充足的推迟和提前时限。

B) 任务在关键路径上。

C) 任务的周期应该被压缩。

D) 任务的日期不准确。

4.A master schedule is delayed or an executive presentation. What information must the PM gather to complete this schedule?A) Dates of major activities.B) Key milestones.C) Summary level task descriptions.D). All of above.（分数：1.00）A.B.C.D. √解析：项目经理应该明确在什么时间必须还要做什么?所以应该收集主要活动的日期，主要的里程碑及摘要级别的任务描述。

一个主进度计划由于管理汇报而延迟了。

项目经理必须收集什么信息以完成这个进度?A) 主要活动的日期。

B) 主要的里程碑。

C) 摘要级别的任务描述。

D) 以上全部。

5.What is one of the key problems with using crashing rather than fast tracking to compress project duration?A) Personnel overlap.B) Budget constraints.C) Sub-dividing critical path tasks to work in parallel.D) Finish to start relationships are modified.（分数：1.00）A.B. √C.D.解析：赶工往往会影响的预算。

使用赶工而不是快速跟进方法来压缩项目周期时，产生的主要问题之一是什么?A) 人员重叠。

B) 预算限制。

C) 细分主线任务以便于并行处理。

D) 修改了开始到结束的关系。

6.Time planning ______.A) involves determining how the various tasks required to completed the project, and the activities within the tasks, will be accomplished in terms of sequence and dependencyB) refers to setting up the vacation schedule for each member of the project teamC) is the sole responsibility of the project scheduling departmentD) is having a well staked scheduling department（分数：1.00）A. √B.C.D.解析：时间计划______。

A) 涉及如何将不同的任务按顺序和相互关系结合在一起来完成整个项目B) 指的是为项目成员制定休假计划C) 是项目进度规划部门的唯一责任D) 是拥有一个良好的进度规划团队7.A prerequisite of effective time management is ______.A) knowing the dictated project completion dateB) having the most advanced software package for project planning, scheduling, and controlC) having a good project WBS which identifies the major project deliverables and tasks, and the person responsible for each of themD) having a well staffed scheduling department（分数：1.00）A.B.C. √D.解析：WBS是范围基线的一部分，范围基线是定义活动的重要输人，因此也是时间管理的前提条件。

有效时间管理的先决条件是______。

A) 了解口述的项目完工日期B) 拥有最先进的，用于项目规划、进度计划和控制的软件工具C) 拥有一个良好的WBS来指明主要的项目可交付成果，任务和责任人D) 拥有一个良好的进度规划团队8.Slack time is ______.A) a way of decreasing the time required for decision makingB) not used to level resourcesC) the same as float timeD) used to assist in developing a timetable of the major components of a schedule（分数：1.00）A.B.C. √D.解析：松弛时间______。

A) 是一种减少决策支持时间的方式B) 不是用来平衡资源的C) 和浮动时间的概念是一样的D) 用来帮助完成进度计划主要部分的时间表work planning (PERT/ CPM/PDM) methods ______.A) are usually too complicated for practical use on most projectsB) require highly trained specialists for effective useC) always require computer support to be practicalD) are based on flow charts and they allow observation of what happens to the project schedule when changes occur to a task's start and stop dates（分数：1.00）A.B.C.D. √解析：网络计划方法(计划评审技术/关键路径法/前导图)______。

A) 对于大部分项目的使用来说通常太过复杂B) 需要受过良好训练的专家才能有效使用C) 总需要计算机支持以实用化D) 以流程图为基础，并当任务开始和结束日期发生变化时，可以显性化地了解项目进度的执行情况10.The critical path ______.A) is the earliest series of events and activities which have the highest technical risk in the projectB) is the series of events and activities which have the highest cost in the projectC) is the longest chain of events and activities from today's date to the end of the project, if the plan represented by the current network plan is executedD) is an interesting concept, but is has little significance to the project functional managers assigned to the project（分数：1.00）A.B.C. √D.解析：关键路径______。